What are the huanghe road Bridge Sub-branches in Jinan?

Jinan Huanghe Highway Bridge and Tunnel Engineering Company and Zibo Huanghe Highway and Bridge Engineering Co., Ltd. ..

1. Jinan Huanghe Luqiao Tunnel Engineering Company: mainly engaged in the design and construction of underground tunnels, subways and other projects.

2. Zibo Huanghe Road and Bridge Engineering Co., Ltd.: Mainly engaged in the design and construction of infrastructure projects such as bridges, tunnels and subways.